AU536212B2 - Pre-expanding thermoplastic beads - Google Patents

Pre-expanding thermoplastic beads

Info

Publication number
AU536212B2
AU536212B2 AU55328/80A AU5532880A AU536212B2 AU 536212 B2 AU536212 B2 AU 536212B2 AU 55328/80 A AU55328/80 A AU 55328/80A AU 5532880 A AU5532880 A AU 5532880A AU 536212 B2 AU536212 B2 AU 536212B2
Authority
AU
Australia
Prior art keywords
thermoplastic beads
expanding thermoplastic
expanding
beads
thermoplastic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
AU55328/80A
Other versions
AU5532880A (en
Inventor
Stuart B. Smith
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cellofoam AG
Original Assignee
Cellofoam AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US06/059,392 external-priority patent/US4272469A/en
Application filed by Cellofoam AG filed Critical Cellofoam AG
Publication of AU5532880A publication Critical patent/AU5532880A/en
Application granted granted Critical
Publication of AU536212B2 publication Critical patent/AU536212B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/3461—Making or treating expandable particles
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/20—Compounding polymers with additives, e.g. colouring
AU55328/80A 1979-07-20 1980-02-07 Pre-expanding thermoplastic beads Ceased AU536212B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/059,392 US4272469A (en) 1979-02-26 1979-07-20 Method and apparatus for forming expanded foam articles
US059392 1979-07-20

Publications (2)

Publication Number Publication Date
AU5532880A AU5532880A (en) 1981-01-22
AU536212B2 true AU536212B2 (en) 1984-04-19

Family

ID=22022653

Family Applications (1)

Application Number Title Priority Date Filing Date
AU55328/80A Ceased AU536212B2 (en) 1979-07-20 1980-02-07 Pre-expanding thermoplastic beads

Country Status (21)

Country Link
JP (1) JPS5617231A (en)
KR (1) KR840000070B1 (en)
AU (1) AU536212B2 (en)
BE (1) BE884378A (en)
BR (1) BR8000985A (en)
CA (1) CA1130968A (en)
DE (1) DE3011519A1 (en)
DK (1) DK219480A (en)
ES (1) ES8102890A1 (en)
FI (1) FI801390A (en)
FR (1) FR2461732A1 (en)
GB (1) GB2055380B (en)
IE (1) IE800185L (en)
IL (1) IL59308A0 (en)
IT (1) IT1132060B (en)
LU (1) LU82398A1 (en)
NL (1) NL8004094A (en)
NO (1) NO800518L (en)
PT (1) PT70841A (en)
SE (1) SE8001031L (en)
ZA (1) ZA80451B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS592821A (en) * 1982-06-30 1984-01-09 Badische Yuka Co Ltd Manufacture of molding employing prefoaming particle of foaming thermoplastic resin
JPS60105503A (en) * 1983-11-12 1985-06-11 Kanegafuchi Chem Ind Co Ltd Preforming of thermoplastic resin patticles and apparatus thereof
DE3471900D1 (en) * 1983-09-08 1988-07-14 Kanegafuchi Chemical Ind Pre-expanding process and apparatus for the same
JPS63135436A (en) * 1986-11-26 1988-06-07 Mitsubishi Yuka Badische Co Ltd Production of pre-expanded styrene resin particle
JPH0739503B2 (en) * 1987-12-11 1995-05-01 鐘淵化学工業株式会社 Pre-expanded polypropylene resin particles and method for producing the same
ES2050844T3 (en) * 1988-06-23 1994-06-01 Casco Nobel Ab A PROCEDURE AND A DEVICE FOR THE PREPARATION OF EXPANDED THERMOPLASTIC MICROSPHERES.
JP5511465B2 (en) * 2010-03-26 2014-06-04 積水化成品工業株式会社 Pre-foaming method for expandable thermoplastic resin particles
ES2495640B1 (en) * 2013-03-14 2015-07-07 Doroteo Olmedo, S.L. Mold with built-in chamber for the manufacture of plastic foam parts
CN109676849B (en) * 2018-12-24 2024-01-09 菲尔普(青岛)新材料有限公司 Plastic foam board molding continuous production line

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3086248A (en) * 1959-12-07 1963-04-23 Armstrong Cork Co Process for reducing aging period of cellular products formed with steam
US3257103A (en) * 1962-07-06 1966-06-21 Frederick B Brockhues Apparatus for processing expandable plastic material
US3236927A (en) * 1962-09-25 1966-02-22 Thompson Ind Co Inc Method of molding foamable plastic materials
US3278658A (en) * 1963-12-05 1966-10-11 Koppers Co Inc Process and apparatus for making shaped cellular articles from expandable thermoplastic resins
US3235908A (en) * 1965-06-24 1966-02-22 Rexall Drug Chemical Molding apparatus
US4032609A (en) * 1972-09-11 1977-06-28 Foster Grant Co., Inc. Method for pre-expanding and molding expandable thermoplastic polymer particles

Also Published As

Publication number Publication date
IL59308A0 (en) 1980-05-30
ES490656A0 (en) 1981-02-16
IT1132060B (en) 1986-06-25
KR840000070B1 (en) 1984-02-08
BR8000985A (en) 1981-03-31
NL8004094A (en) 1981-01-22
BE884378A (en) 1981-01-19
ES8102890A1 (en) 1981-02-16
KR830001991A (en) 1983-05-21
IE800185L (en) 1981-01-20
JPS5617231A (en) 1981-02-19
ZA80451B (en) 1981-01-28
NO800518L (en) 1981-01-21
DK219480A (en) 1981-01-21
AU5532880A (en) 1981-01-22
IT8022342A0 (en) 1980-05-27
FR2461732A1 (en) 1981-02-06
LU82398A1 (en) 1980-07-31
DE3011519A1 (en) 1981-01-22
GB2055380B (en) 1983-09-21
GB2055380A (en) 1981-03-04
PT70841A (en) 1980-03-01
SE8001031L (en) 1981-01-21
CA1130968A (en) 1982-09-07
FI801390A (en) 1981-01-21

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